[INFO] fetching crate r3_support_rza1 0.2.2...
[INFO] testing r3_support_rza1-0.2.2 against 1.95.0 for beta-1.96-2
[INFO] extracting crate r3_support_rza1 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate r3_support_rza1 0.2.2
[INFO] finished tweaking crates.io crate r3_support_rza1 0.2.2
[INFO] tweaked toml for crates.io crate r3_support_rza1 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate r3_support_rza1 0.2.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svgbobdoc v0.3.0
[INFO] [stderr]   Downloaded macropol v0.1.4
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded elain v0.3.1
[INFO] [stderr]   Downloaded tokenlock v0.3.8
[INFO] [stderr]   Downloaded r3 v0.2.4
[INFO] [stderr]   Downloaded tock-registers v0.7.0
[INFO] [stderr]   Downloaded r3_kernel v0.1.4
[INFO] [stderr]   Downloaded r3_port_arm v0.2.3
[INFO] [stderr]   Downloaded r3_portkit v0.2.3
[INFO] [stderr]   Downloaded r3_core v0.1.4
[INFO] [stderr]   Downloaded rza1 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 081db15f2767de1730da0b114483f991cd7587eeea5151d296e8cc6ff90ef665
[INFO] running `Command { std: "docker" "start" "-a" "081db15f2767de1730da0b114483f991cd7587eeea5151d296e8cc6ff90ef665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "081db15f2767de1730da0b114483f991cd7587eeea5151d296e8cc6ff90ef665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081db15f2767de1730da0b114483f991cd7587eeea5151d296e8cc6ff90ef665", kill_on_drop: false }`
[INFO] [stdout] 081db15f2767de1730da0b114483f991cd7587eeea5151d296e8cc6ff90ef665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32cda06c2d87ca62d4f3e214eb5741ae9fdb823ee4a29ba47238f6a4a4948c4f
[INFO] running `Command { std: "docker" "start" "-a" "32cda06c2d87ca62d4f3e214eb5741ae9fdb823ee4a29ba47238f6a4a4948c4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling elain v0.3.1
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling r3_port_arm v0.2.3
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling tock-registers v0.7.0
[INFO] [stderr]    Compiling rza1 v0.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tock-registers-0.7.0/src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_fn_trait_bound` has been stable since `1.61.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memoffset-0.6.5/src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     feature(const_ptr_offset_from, const_refs_to_cell)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_refs_to_cell` has been stable since `1.83.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tock-registers` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `memoffset` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32cda06c2d87ca62d4f3e214eb5741ae9fdb823ee4a29ba47238f6a4a4948c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32cda06c2d87ca62d4f3e214eb5741ae9fdb823ee4a29ba47238f6a4a4948c4f", kill_on_drop: false }`
[INFO] [stdout] 32cda06c2d87ca62d4f3e214eb5741ae9fdb823ee4a29ba47238f6a4a4948c4f
